Chrome plated sand cast brass. Anti-Rattle Latch features an open-mount, center-tensioning cam latch for a tight, no-rattle seal. Surface mounts easily with four #10 FH fasteners (not included). Latch also features a locking hole that will accept a padlock with up to a 1/4" diameter shank. A 4" B 15/16" C 1/4" D 2" Fastener #10 FH Pkg. Card